diff --git a/LibC/unistd.cpp b/LibC/unistd.cpp
index 6c7282e809..71a57a290e 100644
--- a/LibC/unistd.cpp
+++ b/LibC/unistd.cpp
@@ -45,7 +45,7 @@ int execl(const char* filename, const char* arg0, ...)
         args.append(arg);
     }
     va_end(ap);
-
+    args.append(nullptr);
     return execve(filename, (char* const *)args.data(), nullptr);
 }